Vols. 45, 47, 48, 50 and 52 were published as "Quarterly issue, v. 1-5, 1903-10", designed as a medium for the early publication of the results of researches and for reports of a preliminary nature; this form of publication was discontinued after v. 52
MSRLSI copy 39088009750118-0266 has bookplate: Smithsonian Institution Libraries, Gift of Nancy M. Prichard
On page 4 of No. 17 (the last section), the following text was cropped as it was printed in the gutter: "...cliff of Wedgwood Peak ridge on right. The pyramidal peak of Apeassiniboine rises 4,800 feet (1,463.4 m.) above the lake. Photograph by Walcott 1916."